CN216934896U

CN216934896U - Preliminary filtering structure for sewage purification

Info

Publication number: CN216934896U
Application number: CN202220572409.0U
Authority: CN
Inventors: 范亚琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-12
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a primary filtering structure for sewage purification, which comprises a first frame, wherein a second frame is fixedly arranged on the upper surface of the first frame, a third frame is fixedly arranged on the upper surface of the second frame, a scraper plate is movably arranged above the second frame, screw rods are movably arranged on two sides of the second frame, a first filtering rod is fixedly arranged in the second frame close to the lower surface, a second filtering rod is fixedly arranged in the third frame close to the lower surface, a supporting frame is fixedly arranged in the first frame close to the lower end, and a filter screen is movably arranged in the first frame above the supporting frame. According to the primary filtering structure for sewage purification, filtering impurities on the surface of the filtering net can be automatically removed, so that the impurities on the surface of the filtering net can be prevented from reducing the permeability of the filtering net, the filtering effect of the filtering net can be improved, and large-particle impurities in sewage can be effectively filtered.

Description

Preliminary filtering structure for sewage purification

Technical Field

The utility model relates to the field of sewage treatment, in particular to a primary filtering structure for sewage purification.

Background

Along with the development of society, negative effects brought by environmental pollution are increasingly prominent, a large amount of sewage is generated in factories and daily life, the sewage can be discharged after being filtered and purified and qualified, the sewage contains a large amount of large-particle impurities, primary filtration is carried out through one-time filtration or sedimentation before purification, as the sedimentation occupies a large using area and is long in period, more filter screens are adopted for primary filtration, and at present, a single-layer mesh filter screen is adopted for the filter screen, and the filter screen can filter out large particles in water;

the notice number is: CN205948496U, discloses a sewage filter screen, which comprises an upper pressing strip, a lower pressing strip and a filter screen arranged between the upper pressing strip and the lower pressing strip; a double-layer filter screen is arranged between the upper pressing strip and the lower pressing strip, and filter cotton is arranged between the double-layer filter screen; the upper pressing strip and the lower pressing strip are respectively provided with a clamping groove corresponding to the filter cotton; the upper pressing strip is provided with an opening for taking and placing the filter cotton and a gland. The double-layer filter screen is arranged, the filter screen is additionally arranged in the middle of the filter screen, various large-size impurities in sewage can be filtered, the replacement is convenient, the technical problems of poor filtering effect and inconvenience in use of the sewage filter screen in the prior art are effectively solved, certain defects still exist during use, the filtering impurities on the surface of the filter screen cannot be automatically removed, the permeability of the filter screen can be reduced by the impurities on the surface of the filter screen, the filtering effect of the filter screen can be reduced, and large-particle impurities in the sewage cannot be effectively filtered.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a primary filtering structure for sewage purification, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a preliminary filtration structure for sewage purification, includes a frame, fixed surface installs No. two frames on the frame, fixed surface installs No. three frames on No. two frames, No. two frame top movable mounting have the scraper blade, No. two equal movable mounting in frame both sides have the lead screw, No. two frame inside is close lower surface department fixed mounting and is had a filter rod, No. three frame inside is close lower surface department fixed mounting and is had a filter rod No. two.

Preferably, a frame inside surface is close lower extreme department fixed mounting has the carriage, a frame is inside to be located carriage top movable mounting has the filter screen, the equal activity embedding in frame both sides surface installs the bolt.

Preferably, threaded holes are formed in the surfaces of the two sides of the first frame, the bolts pass through the threaded holes and the first frame and are movably connected, and the bolts penetrate through the threaded holes and are connected with the filter screen.

Preferably, the sliding grooves are formed in the surfaces of two sides of the second frame, the threaded sleeve is movably sleeved on the outer side of the screw rod and penetrates through the sliding grooves and the scraper blade movably connected, and the surfaces of the outer sides of the threaded sleeves are tightly attached to the sliding grooves.

Preferably, the scraper blade upper surface with No. two filter rod laminating, the scraper blade lower surface with No. one filter rod laminating, No. two frames with No. three equal fixed mounting in frame front surface and rear surface department has the flitch, No. three the mounting hole has all been seted up on frame both sides surface.

Preferably, a lantern ring is fixedly mounted on one side of the second frame, two ends of the screw rod are movably connected with the lantern ring, a waterproof motor is fixedly mounted on one side of the second frame, a gear is fixedly mounted at the output end of the waterproof motor and at one end of the screw rod, and the gear is meshed and connected with the gear.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the filtering device is fixed through the mounting hole, the collecting baskets are arranged in front of and behind the filtering device, the waterproof motor is powered on, large-particle impurities in sewage are sequentially filtered by the second filtering rod and the first filtering rod, then the sewage is discharged downwards through the filter screen, the waterproof motor operates, the screw rod rotates through the transmission of the gear, so that the threaded sleeve drives the scraper to move, the steering of the waterproof motor is controlled, the scraper can move back and forth, the large-particle impurities on the surfaces of the second filtering rod and the first filtering rod are scraped into the collecting baskets, the filtering impurities on the surface of the filtering device can be automatically removed, the impurities on the surface of the filter screen are prevented from reducing the permeability, the filtering effect of the filter screen can be improved, the large-particle impurities in the sewage are effectively filtered, and the filter screen is convenient to disassemble through the bolts.

Drawings

FIG. 1 is a schematic view showing the overall structure of a preliminary filtering structure for purifying sewage according to the present invention;

FIG. 2 is a disassembled view showing the overall structure of a preliminary filtering structure for sewage purification according to the present invention;

FIG. 3 is a sectional view of a preliminary filtering structure for sewage purification according to the present invention;

fig. 4 is a disassembled view of a waterproof motor and screw rod structure of a primary filtering structure for sewage purification.

In the figure: 1. a first frame; 101. a support frame; 102. a bolt; 103. a threaded hole; 104. filtering with a screen; 2. a frame number two; 201. a discharge plate; 202. a first filter rod; 203. a chute; 204. a collar; 3. frame number three; 301. mounting holes; 302. a second filter rod; 4. a squeegee; 401. a threaded sleeve; 402. a screw rod; 403. a waterproof motor; 404. a gear.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1-4, a primary filtering structure for sewage purification comprises a first frame 1, a second frame 2 is fixedly arranged on the upper surface of the first frame 1, a third frame 3 is fixedly arranged on the upper surface of the second frame 2, a scraper 4 is movably arranged above the second frame 2, two sides of the second frame 2 are movably provided with a screw rod 402, a first filtering rod 202 is fixedly arranged in the second frame 2 close to the lower surface, and a second filtering rod 302 is fixedly arranged in the third frame 3 close to the lower surface;

a supporting frame 101 is fixedly arranged on the inner surface of the first frame 1 close to the lower end, a filter screen 104 is movably arranged above the supporting frame 101 in the first frame 1, and bolts 102 are movably embedded and arranged on the surfaces of two sides of the first frame 1; threaded holes 103 are formed in the surfaces of two sides of the first frame 1, bolts 102 are movably connected with the first frame 1 through the threaded holes 103, and the bolts 102 penetrate through the threaded holes 103 and are connected with a filter screen 104; the surfaces of two sides of the second frame 2 are both provided with sliding grooves 203, the outer side of the screw rod 402 is movably sleeved with a threaded sleeve 401, the threaded sleeve 401 penetrates through the sliding grooves 203 to be movably connected with the scraper 4, and the surface of the outer side of the threaded sleeve 401 is tightly attached to the sliding grooves 203; the upper surface of the scraper 4 is attached to the second filter rod 302, the lower surface of the scraper 4 is attached to the first filter rod 202, the front surfaces and the rear surfaces of the second frame 2 and the third frame 3 are fixedly provided with discharge plates 201, and the surfaces of two sides of the third frame 3 are provided with mounting holes 301; no. two frame 2 one side fixed surface installs the lantern ring 204, lead screw 402 both ends and lantern ring 204 swing joint, No. two frame 2 one side fixed surface installs waterproof motor 403, waterproof motor 403's output and the equal fixed mounting of lead screw 402 one end have gear 404, two gears 404 meshing are connected, large granule impurity in the sewage is filtered pole 302 and a filter pole 202 by No. two in proper order, waterproof motor 403 makes scraper blade 4 can the back-and-forth movement, filter pole 302 and a filter pole 202 surperficial large granule impurity of crossing scrape inside the collection basket, thereby can be with the filtration impurity automatic clear on filter equipment surface, in order to avoid the impurity on filter screen 104 surface to reduce its permeability, and can improve the filter effect of filter screen 104, effectively filter large granule impurity in the sewage, through bolt 102, make filter screen 104 convenient to detach.

Example two:

it should be noted that, the utility model is a preliminary filtering structure for sewage purification, when in use, the filtering device is fixed through the mounting hole 301, the collecting baskets are placed in front of and behind the filtering device, the waterproof motor 403 is powered on, large granular impurities in the sewage are sequentially filtered by the second filtering rod 302 and the first filtering rod 202, then are discharged downwards through the filtering net 104, the waterproof motor 403 operates, the screw rod 402 rotates through the transmission of the gear 404, so that the screw sleeve 401 drives the scraper 4 to move, the rotation direction of the waterproof motor 403 is controlled, the scraper 4 can move back and forth, the large granular impurities on the surfaces of the second filtering rod 302 and the first filtering rod 202 are scraped into the collecting baskets, thereby the filtering impurities on the surface of the filtering device can be automatically removed, the impurities on the surface of the filtering net 104 are prevented from reducing the permeability, the filtering effect of the filtering net 104 can be improved, and the large granular impurities in the sewage can be effectively filtered, the screen 104 is made easily removable by bolts 102.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a preliminary filtration structure for sewage purification which characterized in that: including frame (1), fixed surface installs No. two frame (2) on frame (1), fixed surface installs No. three frame (3) on No. two frame (2), No. two frame (2) top movable mounting have scraper blade (4), No. two equal movable mounting in frame (2) both sides has lead screw (402), No. two frame (2) inside is close lower surface department fixed mounting and has a filtration pole (202), No. three frame (3) inside is close lower surface department fixed mounting and has a filtration pole (302) No. two.

2. The preliminary filtering structure for purifying sewage according to claim 1, wherein: frame (1) internal surface is close lower extreme department fixed mounting has carriage (101), frame (1) is inside to be located carriage (101) top movable mounting has filter screen (104), equal movable embedding in surface of frame (1) both sides has bolt (102).

3. The preliminary filtering structure for purifying sewage according to claim 2, wherein: threaded holes (103) are formed in the surfaces of two sides of the first frame (1), the bolts (102) are movably connected with the first frame (1) through the threaded holes (103), and the bolts (102) penetrate through the threaded holes (103) and are connected with the filter screen (104).

4. The preliminary filtering structure for purifying sewage according to claim 3, wherein: no. two frame (2) both sides surface has all seted up spout (203), the movable sleeve in lead screw (402) outside is equipped with thread bush (401), thread bush (401) run through spout (203) with scraper blade (4) swing joint, just thread bush (401) outside surface with spout (203) closely laminate.

5. The preliminary filtering structure for purifying sewage according to claim 4, wherein: scraper blade (4) upper surface with No. two filter rod (302) laminating, scraper blade (4) lower surface with filter rod (202) laminating No. one, No. two frame (2) with No. three frame (3) front surface and the equal fixed mounting of rear surface department have row flitch (201), mounting hole (301) have all been seted up on No. three frame (3) both sides surface.

6. The preliminary filtering structure for purifying sewage according to claim 5, wherein: no. two frame (2) one side fixed surface installs the lantern ring (204), lead screw (402) both ends with lantern ring (204) swing joint, No. two frame (2) one side fixed surface installs waterproof motor (403), the output of waterproof motor (403) with the equal fixed mounting of lead screw (402) one end has gear (404), two gear (404) meshing connection.